Xi'an Xigao Electricenergy Group Co., Ltd.
| Payment Terms | L/C, T/T, D/A, D/P, Western Union, MoneyGram, |
| Supply Ability | 2000 |
| Delivery Time | 7-15 DAYS |
| Packaging Details | WOODEN CASE |
| Name | High Voltage Vacuum Circuit Breaker |
| Usage | power plants |
| Warranty | 12 months |
| Voltage | 12KV |
| Package | exporting standard package |
| MOQ | 1set |
| Operation type | electric or manual |
| life span | More than 15 YEARS |
| Brand Name | XG |
| Model Number | ZN28 |
| Certification | ISO CCC |
| Place of Origin | XIAN, China |
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Product Specification
| Payment Terms | L/C, T/T, D/A, D/P, Western Union, MoneyGram, | Supply Ability | 2000 |
| Delivery Time | 7-15 DAYS | Packaging Details | WOODEN CASE |
| Name | High Voltage Vacuum Circuit Breaker | Usage | power plants |
| Warranty | 12 months | Voltage | 12KV |
| Package | exporting standard package | MOQ | 1set |
| Operation type | electric or manual | life span | More than 15 YEARS |
| Brand Name | XG | Model Number | ZN28 |
| Certification | ISO CCC | Place of Origin | XIAN, China |
| High Light | 12KV High Voltage Circuit Breaker ，Power Plants High Voltage Circuit Breaker ，High Voltage Circuit Breaker 40KA | ||
ZN28A 12KV High Voltage Vacuum Circuit Breaker For Power Plants
1. ZN28A Series high-voltage vacuum circuit breaker
ZN28 High Voltage Vacuum Circuit Breaker is the indoor high voltage switchgear with 12kV rated voltage , three phase AC 50HZ . High Voltage Vacuum Circuit Breaker is mainly used for fixed type switch cabinet or substituting minimum oil circuit breaker in old-fashioned kinds, also applies to protecting and controlling unit of mobile switching equipment. It is suitable for occasions with frequent operation
2. Parameter of Vacuum circuit breaker
| No. | Item | Unit | Data |
| 1 | Rated voltage | KV | 12 |
| 2 | Rated insulation voltage | V | 42,75 |
| 3 | Rated current | A | 630,1250,1600,2000,2500,3150 |
| 4 | Rated short-circuit close current(peak value) | KA | 20,31.5,40 |
| 5 | Rated operation order | off--0.3s on and off--180S-on and off | |
| 6 | Rated short-circuit Breaking current times | times | 30(50),20(30) |
| 7 | Rated Impulse withstand voltage | KA | 50,80,100 |
| 8 | 4S Heat steady e.c.A | 20,31.5,40 | |
| 9 | all opened and broke time | ms | ≤100 |
| 10 | Mechanical life-span | times | 10000 |
| 11 | cumulated thickness of the moving and stationary contact | mm | 3 |
| 12 | Oil buffer buffers the journey | mm | 10 |
3. Environmental condition
Relative humidity: daily average ≤95% , monthly average ≤90% ;
Earthquake intensity: 8 degree;
Altitude: ≤1000m;
Ambient temperature: -25°C ~+40°C ;
It should work in occasions without flammable and explosive matter, without corrosive chemical and frequent severe vibration.
4. Technical diagram
5. Certificate
6. FAQ
1. Technology ensure the quality satisfy international request.
2．Generally we promise one - two years quality guarantee, some products will be extended longer time for life span.
3. For tender cooperation, it is welcome to discuss the detail in between.
4. Some type reports are provided accordingly.
5. Our factory is 250000m2 for production and office.
6. There are four subsidies in our group company. So our whole group company can produce switchgear, power transformer, load break switch, disconnect switch, vacuum/sf6 circuit breaker, fuse, surge arrester, CT PT, Metering unit.
Company Details
Business Type:
Manufacturer,Exporter,Seller
Year Established:
1997
Total Annual:
200000000-450000000
Employee Number:
200~300
Ecer Certification：
Verified Supplier
XIGAO Electricenergy Group Co., Ltd is founded in 1993, 320000m2 plant, specialized in manufacturing high & low voltage power transmission and distribution (PTD) equipment, always focusing on the business at collection of research, design, OEM, ODM and trade in CN. &nb... XIGAO Electricenergy Group Co., Ltd is founded in 1993, 320000m2 plant, specialized in manufacturing high & low voltage power transmission and distribution (PTD) equipment, always focusing on the business at collection of research, design, OEM, ODM and trade in CN. &nb...
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